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IDOR

Money Transfer

VIP3 Points

Overview

Money Transfer focuses on a transaction workflow where account references are not authorized tightly enough.

This lab applies IDOR to a high-risk financial action where transfer operations must verify account ownership before accepting the request.

Security Impact​

IDOR in money movement can lead to unauthorized transfers, balance manipulation, fraud, and account compromise. This class of flaw can create direct financial loss and serious audit exposure.

Vulnerability Scope​

Wallet apps, banking portals, payment dashboards, internal finance tools, and transaction APIs are exposed when account identifiers from the client drive money movement.

Lab Focus​

The lab focuses on transaction authorization, object ownership in state-changing requests, and why financial workflows require server-side validation at every step.

Related trainings

Insecure Direct Object Reference (IDOR)